Makes sense thanks. Guess just been lucky last few times.   One last question - is this likely to have messed the tags themselves up? Meaning can I just roll back the firmware & all will be ok, or likely need to reload affected albums?

I'm not following your point...yes, I followed the instructions exactly for the firmware upgrade. I always do this when getting a new player to make sure it has the newest software version.   Once I have done this I then upload my tracks.   Does this make sense?

Thanks for reply. Never used a previous version. Did what I normally did with a new Cowon player - installed most recent firmware before loading anything up.

Here's a strange one that hopefully has an easy answer (but a quick search reveals nothing).   New Plenue D & loaded up all my mp3s. Also updated firmware to v1.14.   All albums are in, but a selection of them are missing the first album letter. So Metallica is called etallica (and filed...